Are you living presently in your state of birth?

9

What percentage of the population are living in a state that differs from their state of birth? According to the National Sample Survey Organization (NSSO), the figure ranges from 75.1% in Delhi to 27.8% in Sikkim. The average percentage across all states and Union Territories is 47.4%. The data alongside are consistent with the findings of the NSSO. The data are for a random sample of 100 Karnataka residents and for a random sample of 150 Bihar residents.

Karnataka

Bihar

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a

Formulate hypotheses that can be used to determine whether the percentage of in-migratory residents in the two states differs from the overall average of 47.4%.

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b

Estimate the proportion of in-migrating residents in Karnataka. Does this proportion differ significantly from the mean proportion for all states and union territories? Use=0.05

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c

Estimate the proportion of in-migrating residents in Bihar. Does this proportion differ significantly from the mean proportion for all states and union territories? Use=0.05

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d

Would you expect the proportion of in-migrating residents to be higher in Karnataka than in Bihar? Support your conclusion with the results obtained inparts (b)and(c).

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